题目

若三条直线不能围成三角形，则c的值为   ． 答案：句型转换．根据要求完成下列各句．每空限填一词． 1．Don’t talk．The baby is sleeping now．（改为同义句） _________ _________! The baby is sleeping now 2．How’s the weather today?（改为同义句） _________ the weather_________ _________ today? 3．Tom had to do his homework at home yesterday．（改为一般疑问句） _________ Tom_________ to do his homework at home yesterday? 4．We have a happy life today（改为感叹句） _________ _________happy life we have today! 5．Students can’t watch TV on school nights（对划线部分提问） _________ _________ students watch TV?